54AC257 Quad 2-Input Multiplexer with TRI-STATE Outputs
54AC257DMQB 2-Input Digital Multiplexer
54AC257F Quad 2-Input Multiplexer with TRI-STATE Outputs
54AC257FMQB 2-Input Digital Multiplexer
54AC257L Quad 2-Input Multiplexer with TRI-STATE Outputs
54AC257LMQB 2-Input Digital Multiplexer
54AC257MDA Quad 2-Input Multiplexer with TRI-STATE Outputs